mirror of
https://github.com/Keychron/qmk_firmware.git
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76fb54403c
This also add support for specifying a LED pin to indicate haptic status, and also adds support for a haptic-enable pin, which is useful to turn off the boost converter on the solenoid driver.
93 lines
2.7 KiB
C
93 lines
2.7 KiB
C
/* Copyright 2018 mtdjr - modified by ishtob
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* Driver for solenoid written for QMK
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "timer.h"
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#include "solenoid.h"
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#include "haptic.h"
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#include "gpio.h"
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#include "usb_device_state.h"
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bool solenoid_on = false;
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bool solenoid_buzzing = false;
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uint16_t solenoid_start = 0;
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uint8_t solenoid_dwell = SOLENOID_DEFAULT_DWELL;
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extern haptic_config_t haptic_config;
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void solenoid_buzz_on(void) { haptic_set_buzz(1); }
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void solenoid_buzz_off(void) { haptic_set_buzz(0); }
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void solenoid_set_buzz(int buzz) { haptic_set_buzz(buzz); }
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void solenoid_set_dwell(uint8_t dwell) { solenoid_dwell = dwell; }
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void solenoid_stop(void) {
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SOLENOID_PIN_WRITE_INACTIVE();
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solenoid_on = false;
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solenoid_buzzing = false;
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}
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void solenoid_fire(void) {
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if (!haptic_config.buzz && solenoid_on) return;
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if (haptic_config.buzz && solenoid_buzzing) return;
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solenoid_on = true;
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solenoid_buzzing = true;
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solenoid_start = timer_read();
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SOLENOID_PIN_WRITE_ACTIVE();
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}
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void solenoid_check(void) {
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uint16_t elapsed = 0;
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if (!solenoid_on) return;
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elapsed = timer_elapsed(solenoid_start);
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// Check if it's time to finish this solenoid click cycle
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if (elapsed > solenoid_dwell) {
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solenoid_stop();
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return;
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}
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// Check whether to buzz the solenoid on and off
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if (haptic_config.buzz) {
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if ((elapsed % (SOLENOID_BUZZ_ACTUATED + SOLENOID_BUZZ_NONACTUATED)) < SOLENOID_BUZZ_ACTUATED) {
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if (!solenoid_buzzing) {
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solenoid_buzzing = true;
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SOLENOID_PIN_WRITE_ACTIVE();
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}
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} else {
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if (solenoid_buzzing) {
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solenoid_buzzing = false;
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SOLENOID_PIN_WRITE_INACTIVE();
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}
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}
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}
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}
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void solenoid_setup(void) {
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SOLENOID_PIN_WRITE_INACTIVE();
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setPinOutput(SOLENOID_PIN);
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if ((!HAPTIC_OFF_IN_LOW_POWER) || (usb_device_state == USB_DEVICE_STATE_CONFIGURED)) {
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solenoid_fire();
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}
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}
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void solenoid_shutdown(void) { SOLENOID_PIN_WRITE_INACTIVE(); }
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